Micronephelometer
微量散射浊度计
🗣️ 情景例句
It's a serious matter for a lot of us.
对我们许多人来说这可是个严重的问题。
I ask him to tell me everything he knew.
我要求他告诉我，他所知道的每件事情。
There is a river in the picture.
画里面有一条河。